Hardware Components of the PG 740 PIII
3-14
Operating Instructions PG 740 PIII
A5E00063150-03
3.9
Backup Battery
A backup battery (3.6 V lithium battery) powers the hardware clock even after the
programming device is switched off.
!
Warning
Risk of severe personal injury or property damage, danger of release of harmful
substances.
There may be a danger of explosion if the battery is not handled properly. Incorrect
disposal of used batteries can cause the release of harmful substances.
Do not throw a new or discharged lithium battery into an open fire, do not solder
onto the cell container. Do not recharge the battery, do not open the battery by
force.
The correct lithium battery is available from Siemens
(Order No.: W79084-E1003-B1).
Return used batteries to the manufacturer/recycler or dispose of them according to
local regulations.
Содержание Simatic PG 740 PIII
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Страница 44: ...Installing and Operating the PG 740 PIII 5 6 Operating Instructions PG 740 PIII A5E00063150 03 ...
Страница 62: ...Reinstallation of the Software 6 18 Operating Instructions PG 740 PIII A5E00063150 03 ...